Home / 382,023.66-572,248.08-223,772.34

Finding the Fourth Proportional to 382,023.66, 572,248.08 and 223,772.34

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Solution

The fourth proportional to 382,023.66, 572,248.08 and 223,772.34 is: 335,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,023.66 : 572,248.08 = 223,772.34 : x
  2. Step 2: Convert to fraction form
    382,023.66/572,248.08 = 223,772.34/x
  3. Step 3: Cross multiply
    382,023.66x = 572,248.08 × 223,772.34
  4. Step 4: Simplify right side
    382,023.66x = 128,053,291,922.11
  5. Step 5: Solve for x
    x = 128,053,291,922.11/382,023.66
  6. Step 6: Final answer
    x = 335,197.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.